Table 5.
End Point | 5L0D (n = 8, 8) |
2920x (n = 8, 8) |
7913 (n = 8, 8) |
P Value |
||
---|---|---|---|---|---|---|
Diet | DOCA | Diet × DOCA | ||||
Urine creatinine, mg/mL | ||||||
Sham | 0.65 ± 0.07 | 0.50 ± 0.06a | 0.79 ± 0.09 | 0.01 | <0.01 | 0.04 |
DOCA-salt | 0.08 ± 0.01b | 0.06 ± 0.01b | 0.08 ± 0.01b | |||
Urine osmolytes, mOsmol/kgH2O/d | ||||||
Sham | 5.8 ± 0.2a | 4.2 ± 0.3 | 3.6 ± 0.2 | <0.01 | <0.01 | 0.61 |
DOCA-salt | 7.3 ± 0.8 | 4.8 ± 0.4c | 4.8 ± 0.1c | |||
Potential renal solute load, mOsmol/kgH2O/d | ||||||
Sham | 8.43 ± 1.70 | 6.40 ± 0.54d | 7.42 ± 0.45 | <0.01 | 0.43 | 0.08 |
DOCA-salt | 9.60 ± 0.84 | 6.13 ± 1.23c | 7.21 ± 0.61c | |||
Potential renal solute load, minus urine osmolytes, mOsmol/kgH2O/d | ||||||
Sham | 2.65 ± 1.90 | 2.21 ± 0.44 | 3.78 ± 0.78 | 0.01 | 0.01 | 0.45 |
DOCA-salt | 2.33 ± 1.87 | 1.30 ± 0.73 | 2.38 ± 0.51 | |||
Urine protein, mg/mL | ||||||
Sham | 38.7 ± 2.0a | 49.2 ± 4.4 | 54.3 ± 5.4 | 0.04 | <0.01 | 0.04 |
DOCA-salt | 3.2 ± 0.3b | 3.8 ± 0.3b | 3.3 ± 0.2b | |||
Urine protein, mg/d | ||||||
Sham | 69.3 ± 1.9 | 54.7 ± 4.0 | 47.5 ± 2.9 | <0.01 | 0.30 | 0.96 |
DOCA-salt | 65.5 ± 7.3 | 50.5 ± 2.5 | 45.4 ± 1.8c | |||
Urine Na, mEq/L | ||||||
Sham | 0.27 ± 0.01 | 0.16 ± 0.01a,d | 0.26 ± 0.02 | <0.01 | <0.01 | <0.01 |
DOCA-salt | 0.04 ± 0.01b | 0.06 ± 0.01b | 0.07 ± 0.01b | |||
UNOx, μmol/L | ||||||
Sham | 211 ± 21a | 245 ± 58a | 443 ± 31 | <0.01 | <0.01 | <0.01 |
DOCA-salt | 1 ± 0b | 1 ± 0b | 1 ± 0b | |||
UNOx, mmol/d | ||||||
Sham | 0.37 ± 0.02a,d | 0.25 ± 0.03a | 0.41 ± 0.04 | <0.01 | <0.01 | <0.01 |
DOCA-salt | 0.03 ± 0.01b | 0.01 ± 0.01b | 0.01 ± 0.00b |
Data presented as means ± SE and analyzed by two-way ANOVA. aP < 0.05 vs. 7913-sham, bP < 0.05 vs. diet-matched sham, cP < 0.05 vs. 5L0D-DOCA, dP < 0.05 vs. 5L0D-sham by Tukey’s multiple comparison procedure. DOCA, deoxycorticosterone acetate.